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Java ArrayList - how can I tell if two lists are equal, order not mattering?
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You could sort both lists using Collections.sort() and then use the equals method. A slighly better solution is to first check if they are the same length before ordering, if they are not, then they are not equal, then sort, then use equals. For example if you had two lists o...
When should I use a List vs a LinkedList
...his should not be an accepted answer. As I was
learning I did some tests and felt like sharing them.
Original answer...
I found interesting results:
// Temporary class to show the example
class Temp
{
public decimal A, B, C, D;
public Temp(decimal a, decimal b, decimal c, decimal d)
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How do I set up a basic Ruby project?
...o create a small Ruby project with 10 ~ 20 classes/files. I need some gems and I want to use RSpec as test framework.
4 Ans...
How do you avoid over-populating the PATH Environment Variable in Windows?
...ur system. For example I have almost everything accessible through the command line, but now I come to the limit of the path string, so i can't add any more dir.
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How do you crash a JVM?
...e JVM immediately without proper cleanup. But apart from that, native code and resource exhaustion are the most likely answers. Alternatively you can go looking on Sun's bug tracker for bugs in your version of the JVM, some of which allow for repeatable crash scenarios. We used to get semi-regular c...
How to extend an existing JavaScript array with another array, without creating a new array
...owser).
If you cannot guarantee that b is short enough, you should use a standard loop-based technique described in the other answer.
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How to programmatically display version/build number of target in iOS app?
...ase number is for the customers, called version number. It starts with 1.0 and goes up for major updates to 2.0, 3.0, for minor updates to 1.1, 1.2 and for bug fixes to 1.0.1, 1.0.2 . This number is oriented about releases and new features. It does not have to stop at 9, 1.11.23 is a reasonable vers...
How to use Python's pip to download and keep the zipped files for a package?
If I want to use the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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Git push results in “Authentication Failed”
I have been using Github for a little while and I have been fine with git add , git commit , and git push so far with no problems. Suddenly I am having an error that says:
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Mercurial: Can I rename a branch?
...taging" seems to be a far better semantic fit. What's a good strategy for handling this?
5 Answers
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